was walking, was going
Él andaba tan deprisa que ella no podía seguirle el ritmo.
He was walking so fast that she couldn't keep up with him.
Yo creo que andaba tras la Reina.
I think he was after the Queen.
Tom se dio cuenta de que algo no andaba bien.
Tom realized that something was wrong.
Como andaba cansado, me di un descanso.
Since I was tired, I took a break.
Cuando yo la conocí, ella andaba cerca de los treinta.
When I met her, she was around thirty years old.
Andaba con las manos en los bolsillos.
He was walking around with his hands in his pockets.